package gen.tools.role;

import gen.tools.Widgets;
import gen.tools.structures.InfoStruc;

import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.google.gson.Gson;

public class QueryRoleList extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    public QueryRoleList() {
        super();
    }

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request,response);
	}

	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

		final Widgets wid = new Widgets();
		request.setCharacterEncoding( wid.UIcodeSet );
		response.setContentType("application/json");
		response.setCharacterEncoding( wid.UIcodeSet );
		
		Connection conn = null;
		PreparedStatement ps = null;
		ResultSet rs = null;
		
		
		final String strSQL = "SELECT roleId,roleDesc FROM roles WHERE roleId<>1 ORDER BY roleId ASC";
		
		final ArrayList<InfoStruc> roleLists = new ArrayList<InfoStruc>();

		try {
			conn = wid.getConn();
			ps = conn.prepareStatement(strSQL);
			rs = ps.executeQuery();
			while (rs.next()) {
				final InfoStruc p = new InfoStruc();
				p.setId(rs.getString("roleId"));
				p.setName( rs.getString("roleDesc") );
				roleLists.add(p);
			}
		} catch (SQLException e) {
			wid.errLog(e);
		} catch (Exception e) {
			wid.errLog(e);
		} finally {
			try {
				if ( rs != null) { rs.close(); }
				if ( ps != null) { ps.close(); }
				if ( conn != null) { conn.close(); }	
			} catch (SQLException e ) {
				System.out.println(wid.errProcess(e));
			}
		}

		response.getWriter().write( new Gson().toJson( roleLists ) );
	}

}
